What is the Greatest Common Factor of 38615 and 38628?

Greatest common factor (GCF) of 38615 and 38628 is 1.

GCF(38615,38628) = 1

We will now calculate the prime factors of 38615 and 38628, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38615 and 38628.

How to find the GCF of 38615 and 38628?

We will first find the prime factorization of 38615 and 38628. After we will calculate the factors of 38615 and 38628 and find the biggest common factor number .

Step-1: Prime Factorization of 38615

Prime factors of 38615 are 5, 7723. Prime factorization of 38615 in exponential form is:

38615 = 5¹ × 7723¹

Step-2: Prime Factorization of 38628

Prime factors of 38628 are 2, 3, 29, 37. Prime factorization of 38628 in exponential form is:

38628 = 2² × 3² × 29¹ × 37¹

Step-3: Factors of 38615

List of positive integer factors of 38615 that divides 38615 without a remainder.

1, 5, 7723

Step-4: Factors of 38628

List of positive integer factors of 38628 that divides 38615 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 37, 58, 74, 87, 111, 116, 148, 174, 222, 261, 333, 348, 444, 522, 666, 1044, 1073, 1332, 2146, 3219, 4292, 6438, 9657, 12876, 19314

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38615 and 38628. The biggest common factor number is the GCF number.
So the greatest common factor 38615 and 38628 is 1.

Also check out the Least Common Multiple of 38615 and 38628